2006 Lexus RX vs. 2003 Vauxhall Signum
To start off, 2006 Lexus RX is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Signum. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Signum would be higher. At 3,308 cc (6 cylinders), 2006 Lexus RX is equipped with a bigger engine. In terms of performance, 2006 Lexus RX (223 HP @ 5600 RPM) has 48 more horse power than 2003 Vauxhall Signum. (175 HP @ 5500 RPM). In normal driving conditions, 2006 Lexus RX should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus RX weights approximately 97 kg more than 2003 Vauxhall Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2003 Vauxhall Signum. In wet, icy, snow, or gravel driving conditions, 2006 Lexus RX will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Vauxhall Signum (370 Nm @ 1900 RPM) has 47 more torque (in Nm) than 2006 Lexus RX. (323 Nm @ 3600 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus RX.
Compare all specifications:
| 2006 Lexus RX | 2003 Vauxhall Signum | |
| Make | Lexus | Vauxhall |
| Model | RX | Signum |
| Year Released | 2006 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3308 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 223 HP | 175 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 323 Nm | 370 Nm |
| Torque RPM | 3600 RPM | 1900 RPM |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1547 kg | 1450 kg |
| Vehicle Length | 4740 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1690 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
